Finding the Third Proportional to 19,320 and 41,191.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,320 : 41,191.50 = 41,191.50 : x
2. Step 2: Convert to fraction form
   19,320/41,191.50 = 41,191.50/x
3. Step 3: Cross multiply
   19,320x = 41,191.50 × 41,191.50
4. Step 4: Simplify right side
   19,320x = 1,696,739,672.25
5. Step 5: Solve for x
   x = 1,696,739,672.25/19,320
6. Step 6: Final answer
   x = 87,822.96